<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>书城首页</title>
	<%--	静态包含base标签 css样式 jQuery文件--%>
	<%@ include file="/pages/common/head.jsp"%>

	<script type="text/javascript">

		$(function () {

			//给加入购物车按钮 绑定单击事件
			$("button.addToCart").click(function () {
				/**
				 * 在事件响应的function函数 中，有一个this对象，这个this对象，是当前正在响应事件的dom对象
				 * @type {jQuery}
				 */
				var bookId = $(this).attr("bookId");
				// top.location.href = "http://localhost:8080/08_Project_stage2/cartServlet?action=addItem&id=" + bookId;
				// window.event.returnValue=false;
				$.getJSON("http://localhost:8080/08_Project_stage2/cartServlet","action=ajaxAddItem&id=" + bookId,function (data) {
					$("#cartTotalCount").text("您的购物车中有 " + data.totalCount + " 件商品");
					$("#cartLastName").text(data.lastName);
				})
			});

		});


	</script>

</head>
<body>
	
	<div id="header">
			<img class="logo_img" alt="" src="static/img/logo.gif" >
			<span class="wel_word">网上书城</span>
			<div>
<%--				如果用户还没有登陆，显示登录和注册的菜单--%>
				<c:if test="${empty sessionScope.user }">
					<a href="pages/user/login.jsp">登录</a> |
					<a href="pages/user/regist.jsp">注册</a> &nbsp;&nbsp;
				</c:if>

<%--		如果用户已经有登陆，则显示登录成功后的用户信息--%>
				<c:if test="${not empty sessionScope.user }">
					<span>欢迎<span class="um_span">${sessionScope.user.username}</span>光临尚硅谷书城</span>
					<a href="pages/order/order.jsp">我的订单</a>
					<a href="userServlet?action=logout">注销</a>&nbsp;&nbsp;
				</c:if>
				<a href="pages/cart/cart.jsp">购物车</a>
				<a href="pages/manager/manager.jsp">后台管理</a>
			</div>
	</div>
	<div id="main">
		<div id="book">
			<div class="book_cond">
				<form action="client/bookServlet" method="get">
					<input type="hidden" name="action" value="pageByPrice">
					价格：<input id="min" type="text" name="min" value="${param.min}"> 元 -
						<input id="max" type="text" name="max" value="${param.max}"> 元
						<input type="submit" value="查询" />
				</form>
			</div>

			<div style="text-align: center">

				<c:if test="${empty sessionScope.cart.items}">
				<%--购物车为空--%>
					<span id="cartTotalCount"> </span>
					<div>
						<span style="color: red" id="cartLastName">当前购物车为空</span>
					</div>

				</c:if>

				<%--购物车非空--%>
				<c:if test="${ not empty sessionScope.cart.items}">

					<span id="cartTotalCount">您的购物车中有${sessionScope.cart.totalCount}件商品</span>
					<div>
						您刚刚将<span style="color: red" id="cartLastName" >${sessionScope.lastName}</span>加入到了购物车中
					</div>

				</c:if>

			</div>


			<c:forEach items="${requestScope.page.items}" var="book">

				<div class="b_list">
					<div class="img_div">
						<img class="book_img" alt="" src="${book.imgPath}" />
					</div>
					<div class="book_info">
						<div class="book_name">
							<span class="sp1">书名:</span>
							<span class="sp2">${book.name}</span>
						</div>
						<div class="book_author">
							<span class="sp1">作者:</span>
							<span class="sp2">${book.author}</span>
						</div>
						<div class="book_price">
							<span class="sp1">价格:</span>
							<span class="sp2">￥${book.price}</span>
						</div>
						<div class="book_sales">
							<span class="sp1">销量:</span>
							<span class="sp2">${book.sales}</span>
						</div>
						<div class="book_amount">
							<span class="sp1">库存:</span>
							<span class="sp2">${book.stock}</span>
						</div>
						<div class="book_add">
							<button bookId="${book.id}" class="addToCart">加入购物车</button>
						</div>
					</div>
				</div>

			</c:forEach>


		</div>

		<%--		静态包含分页条--%>
		<%@include file="/pages/common/page_nav.jsp"%>

	
	</div>
	<%--	静态包含页脚内容 --%>
	<%@ include file="/pages/common/footer.jsp"%>>
</body>
</html>